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Ammonium hydrogen fluoride (Spot)


■ Physical properties

Molecular weight: 57.04
Boiling point(℃): 240
Melting point(℃): 124.6
Liquid Density[25℃](g/cm3): 1.83
Saturated vapor pressure (KPa): 0.13

■ Technical Index (standard: HG/T3586-1999)

No. Index Name Top grade First grade
1 Ammonium hydrogen fluoride Assay %, ≥ 98.0 95.0
2 Loss on dry %, ≤ 1.0 5.0
3 Residue on ignition Assay %, ≤ 0.2 0.2
4 Sulfate Assay (as SO4) %, ≤ 0.1 0.1
5 Ammonium fluosilicate Assay (NH4)2Si6F %, ≤ 2.0 4.0

■ Performance Brief

White orthorhombic crystals in the air easily deliquescence, easily soluble in cold water. Solution is strongly acidic and can corrode glass. Toxic.

■ Uses

Mainly used in the production of frosted glass etchant (hydrofluoric acid and used), used as a chemical agent, disinfection and antiseptic fermentation industry, metal beryllium beryllium oxide surface treatment agent solvents and silicon steel sheet is also used in the manufacture of cleaning ceramic, magnesium alloy, boiler feed water system and steam generation system descaling. And acidification oil sands is also used as alkylation isomerization catalyst component.

■ packaging, storage, transport

PE film lined plastic woven bag, paper-plastic composite bag, Net wt 25KG.
Each batch of Ammonium hydrogen fluoride should be accompanied by product certification, including: production factory, the product Name, Batch No., Code No. standard and inspectors on behalf of the No ..
Ammonium hydrogen fluoride should be stored in the warehouse with a shed, and no exposure, non-inflammable and explosive materials and mix.





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